Home / 190,662.45-285,995.34-48,507.85

Finding the Fourth Proportional to 190,662.45, 285,995.34 and 48,507.85

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Solution

The fourth proportional to 190,662.45, 285,995.34 and 48,507.85 is: 72,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662.45 : 285,995.34 = 48,507.85 : x
  2. Step 2: Convert to fraction form
    190,662.45/285,995.34 = 48,507.85/x
  3. Step 3: Cross multiply
    190,662.45x = 285,995.34 × 48,507.85
  4. Step 4: Simplify right side
    190,662.45x = 13,873,019,053.42
  5. Step 5: Solve for x
    x = 13,873,019,053.42/190,662.45
  6. Step 6: Final answer
    x = 72,762.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.